You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query-continue>
    <alllinks galcontinue="Barrett_Montagne" />
  </query-continue>
  <query>
    <pages>
      <page ns="0" title="Baby Moos-A-Lot" missing="" />
      <page ns="0" title="Baker 6" missing="" />
      <page ns="0" title="Baldwin Metz" missing="" />
      <page pageid="516" ns="0" title="BW Crites" />
      <page pageid="519" ns="0" title="Baby McButter" />
      <page pageid="2374" ns="0" title="Bafamal&#039;s Big Binder of Bounties" />
      <page pageid="140" ns="0" title="Bag Man" />
      <page pageid="236" ns="0" title="Barbara Jungbauer" />
      <page pageid="529" ns="0" title="Barbara Yakely" />
      <page pageid="2421" ns="0" title="Barnes Marchenko" />
    </pages>
  </query>
</api>